WeatherCat Version 4.0.0 dev release #9 is now available for testing. See https://athena.trixology.com/index.php?topic=3696.0 for more details and download.
I didn't want any processing on the data - that's why the column is called RawRain. It's the raw data feed which means it hasn't been processed beyond converting it to a known set of units - I did debate not converting it but think getting it into known units is worth it.